[TIMOB-17485] Workaround for window flickering

Details in [Jira ticket](https://jira.appcelerator.org/browse/TIMOB-17485)
*NOTE:*
Merge at your own risk. This PR is only here to show a workaround, _not to be merged_. The issue described in the Jira ticket has gone away with performance improvements introduced in Ti SDK 3.3.0.GA